/*
 * Copyright 2019 New Vector Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package im.vector.util.state

import androidx.annotation.StringRes

sealed class MxAsync<out T> {

    open operator fun invoke(): T? = null

    class Loading<out T> : MxAsync<T>()

    data class Error<out T>(@StringRes val stringResId: Int) : MxAsync<T>()

    data class Success<out T>(val value: T) : MxAsync<T>() {
        override operator fun invoke(): T = value
    }

}
